Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Gobiopterus: Latin, gobius = gudgeon + Greek,pteron = wing, fin (Ref. 45335); lacustris: lacustris meaning dwelling in lakes (Ref. 439).
More on author: Herre.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Tropical
Asia: found only in Luzon, Philippines.
Length at first maturity / Size / Weight / Age
Maturity: Lm 1.7, range 2 - 1.9 cm
Max length : 2.4 cm SL male/unsexed; (Ref. 13460)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 4 - 5; Dorsal soft rays (total): 1 - 7; Anal spines: 1 - 2; Anal soft rays: 9 - 8. Adults are transparent or yellowish in color (Ref. 13460). A few black specks on snout and chin present in some specimen, others have specks scattered over back of head and a row along the base of anal fin (Ref. 439).
Probably live on or near the bottom in deeper parts of the lake (Ref. 439). Often seen in large schools during the rainy season along the shore (Ref. 439). Females are larger than males (Ref. 439). Cooked with vinegar, fried in cakes, or pickled and stewed (Ref. 439). Also prepared as fish sauce or steamed wrapped in banana leaves (Ref. 13460).
Spawning occurs in freshwater afterwhich eggs and larvae are washed down by the river current into the sea (Ref. 110258).
Kottelat, M., 2013. The fishes of the inland waters of Southeast Asia: a catalogue and core bibliography of the fishes known to occur in freshwaters, mangroves and estuaries. The Raffles Bulletin of Zoology 2013 (Suppl. 27):1-663. (Ref. 94476)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00442 - 0.02163), b=3.05 (2.86 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).